43   auto *FirstInst = cast<Instruction>(PN.getIncomingValue(0));  in PHIArgMergedDebugLoc()  local
44   Inst->setDebugLoc(FirstInst->getDebugLoc());  in PHIArgMergedDebugLoc()
401   Instruction *FirstInst = cast<Instruction>(PN.getIncomingValue(0));  in foldPHIArgBinOpIntoPHI()  local
402   assert(isa<BinaryOperator>(FirstInst) || isa<CmpInst>(FirstInst));  in foldPHIArgBinOpIntoPHI()
403   unsigned Opc = FirstInst->getOpcode();  in foldPHIArgBinOpIntoPHI()
404   Value *LHSVal = FirstInst->getOperand(0);  in foldPHIArgBinOpIntoPHI()
405   Value *RHSVal = FirstInst->getOperand(1);  in foldPHIArgBinOpIntoPHI()
422       if (CI->getPredicate() != cast<CmpInst>(FirstInst)->getPredicate())  in foldPHIArgBinOpIntoPHI()
439   Value *InLHS = FirstInst->getOperand(0);  in foldPHIArgBinOpIntoPHI()
440   Value *InRHS = FirstInst->getOperand(1);  in foldPHIArgBinOpIntoPHI()
444                              FirstInst->getOperand(0)->getName() + ".pn");  in foldPHIArgBinOpIntoPHI()
452                              FirstInst->getOperand(1)->getName() + ".pn");  in foldPHIArgBinOpIntoPHI()
475   if (CmpInst *CIOp = dyn_cast<CmpInst>(FirstInst)) {  in foldPHIArgBinOpIntoPHI()
482   BinaryOperator *BinOp = cast<BinaryOperator>(FirstInst);  in foldPHIArgBinOpIntoPHI()
496   GetElementPtrInst *FirstInst =cast<GetElementPtrInst>(PN.getIncomingValue(0));  in foldPHIArgGEPIntoPHI()  local
498   SmallVector<Value*, 16> FixedOperands(FirstInst->op_begin(),  in foldPHIArgGEPIntoPHI()
499                                         FirstInst->op_end());  in foldPHIArgGEPIntoPHI()
515         GEP->getSourceElementType() != FirstInst->getSourceElementType() ||  in foldPHIArgGEPIntoPHI()
516         GEP->getNumOperands() != FirstInst->getNumOperands())  in foldPHIArgGEPIntoPHI()
528     for (unsigned Op = 0, E = FirstInst->getNumOperands(); Op != E; ++Op) {  in foldPHIArgGEPIntoPHI()
529       if (FirstInst->getOperand(Op) == GEP->getOperand(Op))  in foldPHIArgGEPIntoPHI()
537       if (isa<ConstantInt>(FirstInst->getOperand(Op)) ||  in foldPHIArgGEPIntoPHI()
541       if (FirstInst->getOperand(Op)->getType() !=  in foldPHIArgGEPIntoPHI()
574     Value *FirstOp = FirstInst->getOperand(I);  in foldPHIArgGEPIntoPHI()
600       GetElementPtrInst::Create(FirstInst->getSourceElementType(), Base,  in foldPHIArgGEPIntoPHI()
862   Instruction *FirstInst = cast<Instruction>(PN.getIncomingValue(0));  in foldPHIArgOpIntoPHI()  local
864   if (isa<GetElementPtrInst>(FirstInst))  in foldPHIArgOpIntoPHI()
866   if (isa<LoadInst>(FirstInst))  in foldPHIArgOpIntoPHI()
868   if (isa<InsertValueInst>(FirstInst))  in foldPHIArgOpIntoPHI()
870   if (isa<ExtractValueInst>(FirstInst))  in foldPHIArgOpIntoPHI()
880   if (isa<CastInst>(FirstInst)) {  in foldPHIArgOpIntoPHI()
881     CastSrcTy = FirstInst->getOperand(0)->getType();  in foldPHIArgOpIntoPHI()
889   } else if (isa<BinaryOperator>(FirstInst) || isa<CmpInst>(FirstInst)) {  in foldPHIArgOpIntoPHI()
892     ConstantOp = dyn_cast<Constant>(FirstInst->getOperand(1));  in foldPHIArgOpIntoPHI()
902     if (!I || !I->hasOneUser() || !I->isSameOperationAs(FirstInst))  in foldPHIArgOpIntoPHI()
914   PHINode *NewPN = PHINode::Create(FirstInst->getOperand(0)->getType(),  in foldPHIArgOpIntoPHI()
918   Value *InVal = FirstInst->getOperand(0);  in foldPHIArgOpIntoPHI()
943   if (CastInst *FirstCI = dyn_cast<CastInst>(FirstInst)) {  in foldPHIArgOpIntoPHI()
950   if (BinaryOperator *BinOp = dyn_cast<BinaryOperator>(FirstInst)) {  in foldPHIArgOpIntoPHI()
961   CmpInst *CIOp = cast<CmpInst>(FirstInst);  in foldPHIArgOpIntoPHI()